Computer Awareness for IBPS PO / SBI PO 2017

Q1. A pathway inside a computer that carries data between hardware components is called ________.  
(a) carrier signal 
(b) data bus 
(c) digital signal  
(d) analog signal 
(e) switching 

Q2. Which of the following is related to simplex communication?  
(a) Single wire and two-sided communication 
(b) Television 
(c) Two-wire communication 
(d) Walkie-talkie 
(e) None of these 

Q3. What is the technical term for the devices connected in a network?  
(a) Hubs 
(b) Nodes  
(c) Sections 
(d) Attachment units 
(e) Access points 

Q4. Which of the following cable technologies covert electrical signals into optical signals?  
(a) Coaxial 
(b) STP 
(c) UTP 
(d) Fiber optic 
(e) All of these 

Q5. Which of the following network devices is also called a concentrator?  
(a) Switch 
(b) Router 
(c) Brouter 
(d) Repeater 
(e) Hub 

Q6. Which of the following network devices is used to connect networks using different protocols? 
(a) Hub 
(b) Switch 
(c) Router 
(d) Gateway 
(e) Repeater 

Q7. Which of the following is the activity of purchasing items and products form different websites on the internet and using online modes, such as credit cards and debit cards, to make the payments?  
(a) E-banking 
(b) Online shopping 
(c) Online reservation 
(d) M-reservation 
(e) None of these 

Q8. A commonly used graphic format for the Web is  ______.
(a) GIF
(b) BMP
(c) TXT
(d) LMP
(e) TIF

Q9. Identify the volatile storage device amongst the following devices? 
(a) RAM 
(b) Hard disc 
(c) Magnetic tape 
(d) ROM 
(e) None of these 

Q10. Which type of device is used by banking websites to enter the password and prevent keystroke legging?  
(a) Scanner 
(b) Reader 
(c) Virtual keyboard 
(d) Light Pen 
(e) None of these 

Q11. Artificial intelligence is used in which of the following generations of computers?  
(a) Second 
(b) Third 
(c) Fourth 
(d) Fifth 
(e) None of these 

Q12. Which of the following computers exhibits the features of both analog the digital computers?  
(a) Hybrid computer 
(b) Mini computer 
(c) Laptop 
(d) Mainframe computer 
(e) None of these

Q13. These printers do not establish any mechanical contact between the print head and the paper. The examples of such type of printers are  
(a) line printers, drum printers 
(b) drum printers and dot-matrix printers 
(c) line printers and dot-matrix printers 
(d) inkjet and laser printers 
(e) All of these  

Q14. Which of the following statements is not true about cache memory?  
(a) Cache memory is a form of Read only Memory (ROM) 
(b) It is directly associated with the microprocessor
(c) Cache memory can be accessed much faster by a microprocessor in comparison to a RAM 
(d) Cache memory is sometimes called CPU memory 
(e) All of these 

Q15. Which one of the following is an Indian super computer? 
(a) Tianhe-2 
(b) VIRGO 
(c) Titan 
(d) Shaheen II 
(e) None of these 


Solutions :

S1. Ans.(b)
Sol. A data bus connects internal components to the motherboard and acts a carrier for the data. 

S2. Ans.(b)
Sol. Television is an example of simplex communication. 

S3. Ans.(b)
Sol. In a computer network, the devices are called nodes. 

S4. Ans.(d)
Sol. Fiber optic cables transmit signals in the form of optical signals over a narrow glass fiber stand. 

S5. Ans.(e)
Sol. A hub contains several ports for connecting multiple computers to form a small network. A simple hub is also called a concentrator.  

S6. Ans.(d)
Sol. Gateway connects more than one network that uses different protocols.  

S7. Ans.(b)
Sol. The activity of purchasing items from different websites on the internet is known as online shopping. 

S8. Ans.(a)
Sol. The Graphics Interchange Format (GIF) is used to save simple Web graphics having limited colours. This image format is usually used for Web buttons, charts and text headings. 

S9. Ans.(a)
Sol. A volatile device is a device that stores data temporarily. An example of a volatile device is RAM. 

S10. Ans.(c)
Sol. A virtual keyboard is used for entering characters in a computer like a regular keyboard. However, unlike a regular keyboard, it is a software component. 

S11. Ans.(d)
Sol. Artificial intelligence is used in fifth generation computers. 

S12. Ans.(a)
Sol. The computer that exhibits the features of both digital and analog computers is known as a hybrid computer. 

S13. Ans.(d)
Sol. Non-impact printer does not establish any mechanical contact between the print head and the paper. The well-known non-impact printers are inkjet and laser printers. 

S14. Ans.(a)
Sol. Cache memory is a form of Random Access Memory (RAM) that is directly associated with the microprocessor.  

S15. Ans.(b)
Sol. VIRGO is a supercomputer that was developed by IIT Madras. Tianhe-2 is a super computer that was built by China. Titan is a supercomputer that belongs to USA and Shaheen II is a supercomputer that was built by Saudi Arabia. 

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